Description:Nelly stopped by The Breakfast Club to promote his upcoming seventh studio album M.O., but the chat got heated when they grilled him about why his career has seemed to go cold. Radio DJ Charlamagne has never been one to bite his tongue and he held nothing back during his interview with Nelly. He grilled Nelly about why his career isn't on top of the game anymore. Nelly got slightly offended and said that's his opinion but a career has ups and downs.(0:54)